Enclave

Enclave is a single player science fiction shooter video game for Commodore 64, published in 1987 by Nationsoft. Skim over the alien city. Search for their main fuel dump and destroy it. That's the only way to save mankind from slavery under the alien hordes. As you skim over the city maneuver down and pick up more supplies. F=Fuel, A=Ammo and S=Speed.

Between each level you will meet the Blaster ship in deadly combat. Just keep shooting your very life depends on it!